window.onscroll = function () {
    var height = document.documentElement.scrollTop
    console.log($('.gy-bt'))
    console.log(height)
    if(height>=200){
        $('.jmrx').addClass('stuckMenu')
       
    }else if(height<200){
        $('.jmrx').removeClass('stuckMenu')
    }
  
    if(height>2400){
        $('.footer2').children('span').addClass('fadeInUp animated')
        $('.footer3').children('span').addClass('fadeInUp animated')
        $('.footer3').children('div').addClass('fadeInRightBig animated')
    }
    if(height>2400){
        $('.liu').find('li').addClass('fadeInUp animated')
    }
    if(height>2400){
        $('.tijiao').addClass('fadeInUp animated')
        $('.re').children('i').addClass('fadeInUp animated')
    }
}